russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
125 lines
4.1 KiB
Java
125 lines
4.1 KiB
Java
/*
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* Copyright (c) 2025, 2026, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 4938801 8376169
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* @key headful
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* @summary Verifies popup is removed when the component is removed
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* @run main TestPopupInvoker
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*/
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import java.awt.BorderLayout;
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import java.awt.Component;
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import java.awt.Container;
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import java.awt.Robot;
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import java.util.concurrent.CountDownLatch;
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import javax.swing.JFrame;
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import javax.swing.JLabel;
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import javax.swing.JPopupMenu;
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import javax.swing.SwingUtilities;
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import javax.swing.event.PopupMenuEvent;
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import javax.swing.event.PopupMenuListener;
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import static java.util.concurrent.TimeUnit.SECONDS;
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public class TestPopupInvoker {
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static JPopupMenu popupMenu;
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static JFrame frame;
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static JLabel label;
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static Container pane;
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static volatile Component invoker;
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private static final CountDownLatch popupShown = new CountDownLatch(1);
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private static final CountDownLatch popupHidden = new CountDownLatch(1);
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private static void createUI() {
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frame = new JFrame("TestPopupInvoker");
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pane = frame.getContentPane();
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pane.setLayout(new BorderLayout());
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label = new JLabel("Popup Invoker");
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pane.add(label, BorderLayout.CENTER);
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popupMenu = new JPopupMenu("Popup");
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popupMenu.add("One");
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popupMenu.add("Two");
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popupMenu.add("Three");
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popupMenu.addPopupMenuListener(new PopupMenuListener() {
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@Override
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public void popupMenuWillBecomeVisible(PopupMenuEvent e) {
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popupShown.countDown();
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}
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@Override
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public void popupMenuWillBecomeInvisible(PopupMenuEvent e) {
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popupHidden.countDown();
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popupMenu.setInvoker(null);
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}
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@Override
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public void popupMenuCanceled(PopupMenuEvent e) {
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}
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});
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frame.pack();
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frame.setLocationRelativeTo(null);
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frame.setVisible(true);
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}
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public static void main(String[] args) throws Exception {
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try {
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Robot robot = new Robot();
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SwingUtilities.invokeAndWait(TestPopupInvoker::createUI);
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robot.waitForIdle();
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robot.delay(1000);
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SwingUtilities.invokeAndWait(() -> popupMenu.show(label, 0, 0));
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if (!popupShown.await(2, SECONDS)) {
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throw new RuntimeException("Popup isn't displayed");
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}
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robot.waitForIdle();
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SwingUtilities.invokeAndWait(() -> {
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pane.remove(label);
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pane.repaint();
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});
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if (!popupHidden.await(1, SECONDS)) {
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throw new RuntimeException("Popup is visible after component is removed");
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}
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SwingUtilities.invokeAndWait(() -> invoker = popupMenu.getInvoker());
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if (invoker != null) {
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throw new RuntimeException("Invoker is not null");
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}
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} finally {
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SwingUtilities.invokeAndWait(() -> {
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if (frame != null) {
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frame.dispose();
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}
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});
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}
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}
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}
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